Knight's American mechanical dictionary : a description of tools, instruments, machines, processes and engineering, history of inventions, general technological vocabulary ; and digest of mechanical appliances in science and the arts . )reventor renuniy the j>rolapse of tlie uterus. The variety of these is very great, — ring, oval,globular, liorseshoc shaped. Made of gold, silver,hard and soft rubber, ivory, boxwood, etc.; solid,hollow, inflatable. They may b; classed as, — A rigid body pushed into position, and of a nearlysolid or of a skeleton form. The pessary of Hippoc-riites was a pome
Knight's American mechanical dictionary : a description of tools, instruments, machines, processes and engineering, history of inventions, general technological vocabulary ; and digest of mechanical appliances in science and the arts . )reventor renuniy the j>rolapse of tlie uterus. The variety of these is very great, — ring, oval,globular, liorseshoc shaped. Made of gold, silver,hard and soft rubber, ivory, boxwood, etc.; solid,hollow, inflatable. They may b; classed as, — A rigid body pushed into position, and of a nearlysolid or of a skeleton form. The pessary of Hippoc-riites was a pomegranate j)ierced through the core. A ring or frame which is supj>orted by restingagainst the os pubis. A stafi or finger which is supported by an externalbi*ace or truss, and enters the vagina so as to forma seat for the uterus. An inflatable ball or annulus, which is expandedafter reaching its sphere of action. Several kinds are shown in Fig. 3651 a is Erasers pessary of harl rubber, having a cup for thecervix and a supporting bow wliich down the posteriorwalls of the vagina, the lower portion resting upon and beingsupported by the levator ani muscle near it^ attachment to the Fig. Pessaries. 08 pubis. The entire posterior or convex portion of the bowresists the action of the downward tendency of the uterus inthe cup, while the bladder pushes the anttyior wall of the va-gina into the concavitv of the bow, which in turn is so con-structed that it clasps the parts, and is thereby aided in keep-ing its position. Room is provided for the urethra in the notchat the base of the instrument. b is Hodges doubie-S or closed lever. r is Hodges horseshoe pessjiry. / isConants two-winged ^sary of hard rubber. f is a globular pessary of silver or glass. _/, a concave or cup-shaped, of any niaterial. ?, a ring-shaped, made of watch-spring covered with gutta-percha. 4s the concave, perforated disk forms a support for the parts affected, while the lower li>op affor
Size: 1749px × 1428px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, booksubjectin, booksubjectmechanicalengineering
